---> uname -a: Linux prd-centos8-docker-4c-4g-45487.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 806 11708 19 3248 14608 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:77:f8:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.158/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85942sec preferred_lft 85942sec inet6 fe80::f816:3eff:fe77:f80e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:26:70:f6:70 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:26ff:fe70:f670/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 09/13/2025 _x86_64_ (4 CPU) 08:02:22 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 226.98 18.88 208.09 3735.82 11036.85 08:05:01 AM 114.23 2.63 111.60 259.11 8985.54 08:06:01 AM 25.30 0.05 25.25 1.07 6159.91 08:07:01 AM 6.00 2.93 3.07 226.95 359.07 08:08:01 AM 72.96 0.67 72.29 419.86 15694.59 08:09:01 AM 16.99 1.22 15.78 1590.40 3461.99 08:10:01 AM 38.90 0.82 38.09 82.51 4358.60 Average: 71.63 3.89 67.74 902.47 7150.99 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 12623068 14698104 3518464 21.80 2688 2280664 1400740 8.15 178056 2942348 190432 08:05:01 AM 10891320 13198260 5250212 32.53 2688 2508228 2764896 16.08 259864 4568284 177948 08:06:01 AM 10749232 13060056 5392300 33.41 2688 2512004 2799104 16.28 259928 4708740 2616 08:07:01 AM 9551836 11878736 6589696 40.82 2688 2527484 3964124 23.06 274300 5884632 2292 08:08:01 AM 9008352 11753104 7133180 44.19 2688 2935352 4362108 25.38 403128 6257900 104 08:09:01 AM 10639628 13603740 5501904 34.09 2688 3151680 2370480 13.79 451972 4579252 78980 08:10:01 AM 11986164 14955628 4155368 25.74 2688 3155824 1177956 6.85 649008 3038416 24164 Average: 10778514 13306804 5363018 33.22 2688 2724462 2691344 15.66 353751 4568510 68077 08:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 AM eth0 242.00 202.38 2594.24 38.82 0.00 0.00 0.00 0.00 08:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 235.19 178.29 3304.44 32.02 0.00 0.00 0.00 0.00 08:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 203.77 140.51 68.80 74.54 0.00 0.00 0.00 0.00 08:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM lo 6.78 6.78 0.82 0.82 0.00 0.00 0.00 0.00 08:07:01 AM eth0 83.69 58.74 29.19 38.79 0.00 0.00 0.00 0.00 08:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM lo 11.93 11.93 26.69 26.69 0.00 0.00 0.00 0.00 08:08:01 AM eth0 161.85 136.00 2823.11 10.78 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.17 0.27 0.01 0.02 0.00 0.00 0.00 0.00 08:08:01 AM veth5aff9eb 0.17 0.42 0.01 0.03 0.00 0.00 0.00 0.00 08:08:01 AM br-458966f83520 5.60 5.60 25.60 0.93 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.57 0.57 0.03 0.03 0.00 0.00 0.00 0.00 08:09:01 AM eth0 219.24 153.16 2170.37 14.34 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.05 0.07 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 136.10 106.15 228.86 116.57 0.00 0.00 0.00 0.00 08:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.75 2.75 3.93 3.93 0.00 0.00 0.00 0.00 Average: eth0 183.12 139.32 1602.80 46.55 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 09/13/2025 _x86_64_ (4 CPU) 08:02:22 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 29.29 0.00 2.32 1.39 0.10 66.91 08:04:01 AM 0 21.76 0.00 1.81 0.90 0.10 75.42 08:04:01 AM 1 29.03 0.00 2.59 1.75 0.10 66.52 08:04:01 AM 2 21.25 0.00 1.27 1.04 0.08 76.36 08:04:01 AM 3 45.11 0.00 3.59 1.89 0.10 49.31 08:05:01 AM all 62.43 0.00 1.76 0.60 0.10 35.11 08:05:01 AM 0 64.91 0.00 1.47 0.43 0.10 33.09 08:05:01 AM 1 64.35 0.00 2.09 0.48 0.12 32.97 08:05:01 AM 2 58.02 0.00 2.11 0.50 0.10 39.27 08:05:01 AM 3 62.42 0.00 1.39 0.99 0.10 35.10 08:06:01 AM all 16.98 0.00 1.12 0.21 0.07 81.63 08:06:01 AM 0 17.18 0.00 0.97 0.07 0.07 81.72 08:06:01 AM 1 12.84 0.00 1.19 0.58 0.07 85.32 08:06:01 AM 2 19.89 0.00 1.05 0.18 0.07 78.81 08:06:01 AM 3 17.99 0.00 1.27 0.00 0.07 80.67 08:07:01 AM all 41.30 0.00 1.40 0.05 0.08 57.17 08:07:01 AM 0 29.58 0.00 1.14 0.05 0.08 69.15 08:07:01 AM 1 31.39 0.00 1.07 0.02 0.07 67.46 08:07:01 AM 2 78.71 0.00 2.24 0.10 0.10 18.86 08:07:01 AM 3 25.49 0.00 1.17 0.02 0.08 73.24 08:08:01 AM all 15.95 0.00 2.71 0.65 0.10 80.59 08:08:01 AM 0 15.45 0.00 2.82 0.29 0.10 81.34 08:08:01 AM 1 15.71 0.00 2.69 1.54 0.10 79.96 08:08:01 AM 2 17.39 0.00 2.47 0.54 0.10 79.51 08:08:01 AM 3 15.24 0.00 2.87 0.24 0.08 81.57 08:09:01 AM all 62.64 0.00 1.48 0.11 0.08 35.69 08:09:01 AM 0 72.88 0.00 0.60 0.13 0.08 26.30 08:09:01 AM 1 69.75 0.00 2.69 0.05 0.08 27.42 08:09:01 AM 2 64.49 0.00 1.12 0.07 0.07 34.26 08:09:01 AM 3 43.46 0.00 1.50 0.20 0.10 54.73 08:10:01 AM all 32.78 0.00 1.99 0.11 0.08 65.05 08:10:01 AM 0 22.89 0.00 1.88 0.02 0.10 75.11 08:10:01 AM 1 32.57 0.00 2.46 0.08 0.08 64.81 08:10:01 AM 2 29.97 0.00 1.45 0.12 0.07 68.39 08:10:01 AM 3 45.72 0.00 2.17 0.22 0.05 51.85 Average: all 37.35 0.00 1.82 0.45 0.09 60.29 Average: 0 34.97 0.00 1.53 0.27 0.09 63.15 Average: 1 36.53 0.00 2.11 0.64 0.09 60.63 Average: 2 41.41 0.00 1.67 0.36 0.08 56.47 Average: 3 36.51 0.00 1.99 0.51 0.08 60.91